initial code repo

[stor4nfv.git] / src / ceph / src / tools / rbd_mirror / image_replayer / CloseImageRequest.cc

diff --git a/src/ceph/src/tools/rbd_mirror/image_replayer/CloseImageRequest.cc b/src/ceph/src/tools/rbd_mirror/image_replayer/CloseImageRequest.cc
new file mode 100644 (file)
index 0000000..234fded
--- /dev/null
+++ b/src/ceph/src/tools/rbd_mirror/image_replayer/CloseImageRequest.cc
@@ -0,0 +1,64 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "CloseImageRequest.h"
+#include "common/dout.h"
+#include "common/errno.h"
+#include "common/WorkQueue.h"
+#include "librbd/ImageCtx.h"
+#include "librbd/ImageState.h"
+#include "librbd/Utils.h"
+
+#define dout_context g_ceph_context
+#define dout_subsys ceph_subsys_rbd_mirror
+#undef dout_prefix
+#define dout_prefix *_dout << "rbd::mirror::image_replayer::CloseImageRequest: " \
+                           << this << " " << __func__
+
+namespace rbd {
+namespace mirror {
+namespace image_replayer {
+
+using librbd::util::create_context_callback;
+
+template <typename I>
+CloseImageRequest<I>::CloseImageRequest(I **image_ctx, Context *on_finish)
+  : m_image_ctx(image_ctx), m_on_finish(on_finish) {
+}
+
+template <typename I>
+void CloseImageRequest<I>::send() {
+  close_image();
+}
+
+template <typename I>
+void CloseImageRequest<I>::close_image() {
+  dout(20) << dendl;
+
+  Context *ctx = create_context_callback<
+    CloseImageRequest<I>, &CloseImageRequest<I>::handle_close_image>(this);
+  (*m_image_ctx)->state->close(ctx);
+}
+
+template <typename I>
+void CloseImageRequest<I>::handle_close_image(int r) {
+  dout(20) << ": r=" << r << dendl;
+
+  if (r < 0) {
+    derr << ": error encountered while closing image: " << cpp_strerror(r)
+         << dendl;
+  }
+
+  delete *m_image_ctx;
+  *m_image_ctx = nullptr;
+
+  m_on_finish->complete(0);
+  delete this;
+}
+
+} // namespace image_replayer
+} // namespace mirror
+} // namespace rbd
+
+template class rbd::mirror::image_replayer::CloseImageRequest<librbd::ImageCtx>;
+